Nahita LNB003 Instruction Manual Download Page 15

 

 

13 

 

 

 

 

 

 

 
 
 

Failure phenomenon

 

Fault analysis

 

Troubleshooting

 

Open machine without 

display

 

Power supply is not connected

 

Check if the power outlet with voltage

 

The power plug is not plugged 

in 

Check the reliability of the contact 

between the power plug and the socket

 

The power switch is not open

 

Turn on the power switch on the right side 

of the instrument

 

The damage of the fuse on the 

box

 

Replacement of a power fuse with the 

same specification

 

Rolling plate does not rotate

 

Door switch does not work

 

  Check whether the door is closed or not.

 

The bottom of the rolling plate 

is stuck with foreign objects 

  Remove foreign body 

Belt damage 

  Notify distributor to replace the belt 

Control circuit fault 

  Notify distributor to repair 

Instability of rolling plate

 

The instrument is not placed 

smoothly 

Adjust the foot of the instrument to make 

the instrument smooth

 

Foreign body barrier at the 

bottom of the plate 

Remove foreign body 

Control circuit fault

 

Notify distributor to repair

 

The measured temperature is 

higher than the set 

temperature or the instrument 

enters the high temperature 

alarm state 

The door is not closed well 

Close the door well 

The instrument has not yet 

entered the state of constant 

temperature 

Wait for a moment to observe again 

Damage of circulating fan 

Notify distributor to replace the fan 

The noise of the incubator is 

too loud 

The incubator is not placed 

smoothly 

Adjust the foot to make the incubator 

smooth 

Flask clamp fixing screw loose 

Remove the rocker with the tool fasten 

screw 

Shake plate loosening 

Tighten the fixing screws at the four 

corners of the rocking plate 

Bump on the bottom of the 

plate with foreign objects 

Remove foreign body 

Mechanical failure 

Notify distributor to repair 

6

.

 

General failures and troubleshooting

 

Summary of Contents for LNB003

Page 1: ...Version 1 July 2021 Instruction Manual NAHITA BLUE SHAKING INCUBATOR REFERENCE LNB003...

Page 2: ...r the appearance of the product is intact and the random accessories matches the packing list If the product model you received is inconsistent with your booking or the appearance is damaged or there...

Page 3: ...et hands otherwise there is a risk of electric shock 4 Before any repair or maintenance is carried out the power must be disconnected to prevent electric shock or injury 5 Please wear gloves when repa...

Page 4: ...als such as gasoline or thinner Keep the inside and outside of the box clean often cleaning debris and smudges 1 The large screen LCD displays the temperature speed and working time continuously accur...

Page 5: ...W Controller Temp Control Mode LCD PID intelligent control Cyclotron Control Mode Automatic changes of rotation direction Setting Mode Touch button setting Temp Display Mode LCD display Speed Display...

Page 6: ...key thermometer symbol press enter temperature parameter setting state then click return to normal interface Speed function key with arrowhead circle press enter speed parameter setting state then pr...

Page 7: ...0 5 0 Ct Compressor start delay Compressor start delay protection time the minimum time interval from compressor stop to restart 0 600s 180 uP compressor Start threshold When the compressor is workin...

Page 8: ...essor 2 compressor according to the value of Htd see below to determine the balanced or intermittent work of the compressor 0 2 0 CP Compressor working mode fixed switching point point When ndc 1 If t...

Page 9: ...password prompt Lc The speed display area displays the password value You can change the password value to the required password value by adding the key decreasing key and shift key Then click the Sp...

Page 10: ...tion dIF 0 Specifies that the clockwise direction of rotation is positive dIF 1 Specifies that the counterclockwise direction of rotation is positive 0 1 0 FdS Speed feedback value Speed feedback coef...

Page 11: ...by shifting reducing increasing etc then click the Time button to enter the stop timing time the right display prompt p setting status Also modify to the desired setting value then click the Time butt...

Page 12: ...light up and enters after about 3 seconds Normal display status 2 Temperature Press the Temperature button the number on the right side of the temperature display area flashes use the shift button de...

Page 13: ...the operation Notes 1 If the set value of the timing time is changed during the running the controller restarts the timing according to the new set time 2 The timing mode can be selected by modifying...

Page 14: ...ng state the controller will automatically return to the normal display state 5 If the display window of the controller shows to indicate the fault of the temperature sensor or the controller itself p...

Page 15: ...ed smoothly Adjust the foot of the instrument to make the instrument smooth Foreign body barrier at the bottom of the plate Remove foreign body Control circuit fault Notify distributor to repair The m...

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